81492086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{22549}}^1$

素因数の和:22703

約数の個数: 16

約数和(自身を含む): 132594000

約数和(自身を除く): 51101914

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 22549, 45098, 293137, 586274, 3134311, 6268622, 40746043, 81492086]

約数ペア:

[(1, 81492086), (2, 40746043), (13, 6268622), (26, 3134311), (139, 586274), (278, 293137), (1807, 45098), (3614, 22549)]